Features: Obturation Pen Temperature sensor IC type Heating time 2 Seconds Temperature range 160-240 ℃ Charging system Adaptor Input: AC 100V-240V 50/60Hz Output: DC 4.2V/1A Charging time 4 hours Continuous heat-up time for pen after fully charing 30 minutes Battery (Li-on) Capacity: DC 3.7V Capacity: 2800mAh Weight: 0.55 kg Package size: 21*11*7 cm Packing List: Obturation Pen-----1 PC Pen Tip (Type F/FM/M/ML)-----4PCS Charging base-----1 PC Charger-----1PC